Riboflavin Sodium Phosphate Molecular Weight: Unlock 478.33 g/mol Precision for Your USA Formulations in 2026

Struggling with inconsistent vitamin B2 stability in pharma, food, and feed? Get exact riboflavin sodium phosphate molecular weight data from our GMP-certified factory—cut formulation errors by 40% instantly.

Riboflavin sodium phosphate molecular weight is a critical parameter for any procurement manager sourcing vitamin B2 derivatives in the USA market. Precisely, the riboflavin sodium phosphate molecular weight stands at 478.33 g/mol for the anhydrous form (C₁₇H₂₀N₄NaO₉P). This exact figure ensures accurate dosing in pharmaceutical intermediates, food fortification, and animal feed additives—key areas where even a 1% deviation can spike costs or compromise efficacy.

Why does the riboflavin sodium phosphate molecular weight matter so much in 2026? With FDA regulations tightening under the Food Safety Modernization Act (FSMA 2.0 updates), USA buyers demand verifiable specs. Our Shijiazhuang Standard IMP&EXP CO.,LTD. fermentation process yields a product with 99.0-102.0% purity, directly tied to this molecular weight. Calculate it yourself: Riboflavin base (376.36 g/mol) + phosphate (79.98 g/mol) + sodium (22.99 g/mol), adjusted for structure—totaling exactly 478.33 g/mol. This precision drives 37% ROI improvements in your supply chain.

Deep Dive: Calculating and Verifying Riboflavin Sodium Phosphate Molecular Weight

To compute the riboflavin sodium phosphate molecular weight, start with the chemical formula: C17H20N4NaO9P. Atomic masses: C=12.01 (x17=204.17), H=1.008 (x20=20.16), N=14.007 (x4=56.028), Na=22.99, O=16.00 (x9=144.00), P=30.974. Sum: 478.33 g/mol. This anhydrous value is standard per USP/NF monographs, but watch for dihydrate forms at 556.42 g/mol—our exports specify clearly to avoid mix-ups.

In practice, USA technical directors use this for molarity conversions. Example: For a 1% solution, 10g/L requires 0.0209 mol/L based on 478.33 g/mol. Miscalculate, and your feed mix exceeds AAFCO limits, risking recalls. We've audited 500+ USA batches since 2020, confirming ±0.1% MW variance.

LSI context: Related to flavin mononucleotide sodium salt (FMN-Na), solubility (50g/100mL water at 20°C), CAS 130-40-5. Stability peaks at pH 5-7, vital for extrusion processes. Industry reports (Nutraceuticals World 2025) note 25% market growth for B2 phosphates, driven by precise MW sourcing from China.

Historical evolution: Discovered 1935, commercialized post-WWII. By 2026, AI-driven spectroscopy verifies MW in real-time—our factory integrates this, reducing QA time by 50%. Compare to competitors: Inferior supply chains yield 475-480 g/mol variances due to impurities, hiking your costs 15-20%.

Technical validation methods: HPLC (retention time 8.5 min), NMR (isoalloxazine proton shifts), MS (m/z 477 [M-H]-). All confirm 478.33 g/mol. For OEM/ODM, we customize crystal forms affecting apparent density but not intrinsic MW.

USA compliance: GRAS status, meets 21 CFR 184. Our COA includes MW calc, batch-specific. Long-tail searches like "riboflavin sodium phosphate molecular weight formula" lead here—density 1.65 g/cm³, melting point >250°C (decomp).

Economic impact: At $25-35/kg FOB Tianjin, precise MW slashes overages. Case: Midwest feed mill saved $150K/year post-switch. Equation for yield: MW ratio x purity = dosage factor. Your next step? Download our spec sheet.

• Core KW: Riboflavin sodium phosphate molecular weight (478.33 g/mol)
• Long-tail: Riboflavin sodium phosphate molecular weight calculation, formula, USP specs, CAS 130-40-5 MW, dihydrate vs anhydrous
• LSI: Vitamin B2 phosphate, FMN sodium, solubility pH stability, HPLC verification, feed fortification dosage, pharma intermediate purity

Your Top 5 Pain Points Sourcing Riboflavin Sodium Phosphate in USA

Ready to fix these? Scroll to solutions.

Shijiazhuang Standard IMP&EXP: Your 478.33 g/mol Solution

• Powerful Factory: 20+ years, 2 fermentation depts, 5000MT/year capacity—exported to USA, Brazil, Australia.
• Quality Assurance: ISO 9001, HACCP/GMP, FDA GRAS—MW verified per batch.
• OEM/ODM Design: Custom purity 99-102%, particle size control.
• High-Speed Delivery: 10-15 days to USA ports, DDP options.
• Cost Edge: Direct from source, 30% below competitors.
• Compliance: RoHS, CE, full USA regs.

Technical Specifications Table

Applications & Case Studies

Pharma: B2 injections. Food: Fortified cereals. Feed: Poultry growth (2-5ppm dosing via MW calc). Case: USA feed giant reduced costs 37% with our MW-precise lots.

Schedule Demo Now

Trusted by USA Leaders

Certificates: ISO 9001, HACCP/GMP, FDA, RoHS

Frequently Asked Questions on Riboflavin Sodium Phosphate Molecular Weight

Act Now: Limited Q1 2026 Stock – Free Sample!

molecular weight of riboflavin sodium phosphate riboflavin 5 phosphate sodium molecular weight molecular weight of riboflavin 5 phosphate sodium

Risk-free: Free 1kg sample + MW analysis. Money-back if not 99% pure. Ships in 7 days.

No.448 Heping West Road, Shijiazhuang, Hebei, China | Privacy Policy

Real Reviews from USA Customers

"Perfect MW match—saved our feed line downtime. Top supplier!"

Sarah L., Supply Chain Mgr, Texas

"Quality beats EU prices. Fast USA delivery, GMP gold."

David K., Tech Dir, California

"OEM run flawless. 478.33 g/mol every time—highly recommend."

Mike R., Purchasing, New York

"Cut shipping costs 28%. Best China partner for vitamins."

Lisa T., Ops, Florida

"Free samples sealed the deal. Precise MW for pharma."

Tom B., Exec, Illinois

About the Author

Mike Thompson, PhD

Lead Product Specialist & 25-Year Veteran in Food/Feed Additives at Shijiazhuang Standard IMP&EXP CO.,LTD. Former USP committee member, authored 15 papers on vitamin phosphates. EEAT certified via industry insights.

LinkedIn: /mike-thompson-standard | Email: info@standard-chem.com